This is a nice list of cool gadgets which have apparently no benefit but on second thought one comes to the conclusion that these are fun indeed. That is why these are called mad scientist gadgets. Lets have a look on the awesome innovations.
Robot Duck
We are always inspired by robots but only a few of us get to learn robotics. This cool product provides a good insight of how robots are made and you come to know some of the basics of robotics. Its real fun to put all the pieces together and see YOUR RoboDuck walking but do not make wade through water 
At amazon.com its $14.95
This page provides a zoom-in opportunity to see the basic components: the motor, the gear box and some pre-cut components.
Ant Aquarium
You must be disliking ants because of their unwanted presence everywhere. They get in to your lunch box if it has a small hole and are oozing out of your jacket pockets if you leave some sweet thing inside inadvertently. But ants do have some good characteristics in their way of life: how they make their colonies, their lifestyle and their social behavior. This creature has three eyes and two stomachs and can lift tings 20 times greater than its weight.
To tell you the most interesting part NASA is currently researching and building this sort of things. So create your colony and get fascinated.
Here is a good description.
You can get this for £19.57 at National History Museum’s Shop.
Enviro-Botz
Today everyone is going mad for being green and greener. Learn the basic skills for going green and then implement in your homes and offices and shops and…. every where.
This kit uses natural sources of energy and is a good display how much energy we have in our environment which we are wasting.
You can get this just for £19.99 from Argos.
And for $28 here.
Rainbow in My Room
This is truly beautiful. You get up everyday and see a beautiful rainbow in your room. Even it gives you an option to chose the color. Its the natural color and one color at a time but i am sure it would enlighten your mood. All this is achieved by using the cheap technology of LED’s.
This, for sure is a beautiful gift for children.
Amazon is offering this cool gadget for $22.20.
USB Microscope
Now you dont have to adjust your face and look into small viewing hole as you do in conventional microscopes. This low-cost microscope gives you 200x zoom with a 1.3 megapixel lens. It interfaces through a USB cable to your computer and you ca enjoy everything on your LCD.
This link offers you a variety of products starting from $559.98 and are good professional ones. But these are also available just for 49.99 pounds sterling.
Techno Balls
A great treat for mechanical interested minds. You have to build the towers, attach the posts, mount the motors….tune the runners and test your equipment. The fun is so much absorbing that it would not let you feel time passing by.
Amazon is offering this for a starting price of £16.99.
Here is another good link.
It seems it is not available in US since i did not any price in dollars for it.
Source: dailymail.co.uk
